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1. • CommentRowNumber1.
   • CommentAuthorSamuel Adrian Antz
   • CommentTimeJun 10th 2024
   • PermaLink
   Author: Samuel Adrian Antz
   Format: MarkdownItexAdded list of low dimensional manifolds and removed them from the example section. <a href="https://ncatlab.org/nlab/revision/diff/surface/17">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/17">v17</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   Added list of low dimensional manifolds and removed them from the example section.

   diff, v17, current

2. • CommentRowNumber2.
   • CommentAuthorUrs
   • CommentTimeJan 10th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexAdded some references reviewing the classification of surfaces by fundamental polygons. <a href="https://ncatlab.org/nlab/revision/diff/surface/19">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/19">v19</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   Added some references reviewing the classification of surfaces by fundamental polygons.

   diff, v19, current

3. • CommentRowNumber3.
   • CommentAuthorUrs
   • CommentTimeJan 10th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexbriefly added ([here](https://ncatlab.org/nlab/show/surface#Homotopy)) the statement of the fundamental group of closed oriented real surfaces (still need to give more canonical references) <a href="https://ncatlab.org/nlab/revision/diff/surface/20">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/20">v20</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   briefly added (here) the statement of the fundamental group of closed oriented real surfaces

   (still need to give more canonical references)

   diff, v20, current

4. • CommentRowNumber4.
   • CommentAuthorUrs
   • CommentTimeJan 10th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexadded pointer to: * [[Richard Evan Schwartz]]: *Mostly Surfaces*, American Mathematical Society, Student Mathematical Library **60** (2011) &lbrack;draft: [pdf](http://www.math.brown.edu/reschwar/Papers/surfacebook.pdf), endmatter:[pdf](https://www.ams.org/books/stml/060/stml060-endmatter.pdf)&rbrack; <a href="https://ncatlab.org/nlab/revision/diff/surface/21">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/21">v21</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   added pointer to:

   • Richard Evan Schwartz: Mostly Surfaces, American Mathematical Society, Student Mathematical Library 60 (2011) [draft: pdf, endmatter:pdf]

   diff, v21, current

5. • CommentRowNumber5.
   • CommentAuthorUrs
   • CommentTimeJan 10th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexand pointer to: * [[Jean Gallier]], [[Dianna Xu]]: *A Guide to the Classification Theorem for Compact Surfaces*, Springer (2013) &lbrack;[doi:10.1007/978-3-642-34364-3](https://doi.org/10.1007/978-3-642-34364-3)&rbrack; <a href="https://ncatlab.org/nlab/revision/diff/surface/21">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/21">v21</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   and pointer to:

   • Jean Gallier, Dianna Xu: A Guide to the Classification Theorem for Compact Surfaces, Springer (2013) [doi:10.1007/978-3-642-34364-3]

   diff, v21, current

6. • CommentRowNumber6.
   • CommentAuthorUrs
   • CommentTimeJan 10th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexand to: * [[L. Christine Kinsey]]: *Topology of Surfaces*, Spinger (1991) &lbrack;[doi:10.1007/978-1-4612-0899-0](https://doi.org/10.1007/978-1-4612-0899-0), [pdf](https://www.maths.ed.ac.uk/~v1ranick/papers/kinsey.pdf)&rbrack; <a href="https://ncatlab.org/nlab/revision/diff/surface/21">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/21">v21</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   and to:

   • L. Christine Kinsey: Topology of Surfaces, Spinger (1991) [doi:10.1007/978-1-4612-0899-0, pdf]

   diff, v21, current

7. • CommentRowNumber7.
   • CommentAuthorUrs
   • CommentTimeJan 10th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexadded ([here](https://ncatlab.org/nlab/show/surface#FundamentalPolygons)) brief mentioning of the presentation of closed oriented surfaces by fundamental polygons, together with a little illustrating graphics. <a href="https://ncatlab.org/nlab/revision/diff/surface/22">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/22">v22</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   added (here) brief mentioning of the presentation of closed oriented surfaces by fundamental polygons, together with a little illustrating graphics.

   diff, v22, current

8. • CommentRowNumber8.
   • CommentAuthorUrs
   • CommentTimeJan 11th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexmade more explicit ([here](https://ncatlab.org/nlab/show/surface#Homotopy)) the CW-complex structure on closed oriented real surfaces of genus $g$. <a href="https://ncatlab.org/nlab/revision/diff/surface/23">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/23">v23</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   made more explicit (here) the CW-complex structure on closed oriented real surfaces of genus $g$.

   diff, v23, current

9. • CommentRowNumber9.
   • CommentAuthorUrs
   • CommentTimeJan 15th 2025
   • PermaLink
   Author: Urs
   Format: MarkdownItexhave added all the analogous statements and graphics also for non-orientable closed surfaces <a href="https://ncatlab.org/nlab/revision/diff/surface/24">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/24">v24</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

   have added all the analogous statements and graphics also for non-orientable closed surfaces

   diff, v24, current

10. • CommentRowNumber10.
    • CommentAuthorUrs
    • CommentTimeMar 26th 2025
    • PermaLink
    Author: Urs
    Format: MarkdownItexadded ([here](https://ncatlab.org/nlab/show/surface#CoHomology)) statement of the integral (co)homology of closed oriented surfaces, with reference to * P. J. Giblin: *Graphs, Surfaces and Homology -- An Introduction to Algebraic Topology*, Chapman and Hall (1977) &lbrack;[doi:10.1007/978-94-009-5953-8](https://doi.org/10.1007/978-94-009-5953-8)&rbrack; <a href="https://ncatlab.org/nlab/revision/diff/surface/25">diff</a>, <a href="https://ncatlab.org/nlab/revision/surface/25">v25</a>, <a href="https://ncatlab.org/nlab/show/surface">current</a>

    added (here) statement of the integral (co)homology of closed oriented surfaces, with reference to

    • P. J. Giblin: Graphs, Surfaces and Homology – An Introduction to Algebraic Topology, Chapman and Hall (1977) [doi:10.1007/978-94-009-5953-8]

    diff, v25, current